Ageo, Japan

Tokiharu Oyama

This inventor holds 1 USPTO granted patent and 4 published patent applications and 2 EPO patents. Top assignee: Mitsui Minings & Melting Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokiharu Oyama. Retrieved from https://idiyas.com/inventor/tokiharu-oyama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 1 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: The Innovations of Tokiharu Oyama

Introduction

Tokiharu Oyama is a notable inventor based in Ageo, Japan. He has made significant contributions to the field of electrochemical elements and gas sensors. His innovative work has led to the development of a unique solid electrolyte assembly that enhances the functionality of gas sensors.

Latest Patents

Oyama holds a patent for a solid electrolyte, electrochemical element, and limiting current type gas sensor. This patent describes a solid electrolyte assembly that includes a substrate, a solid electrolyte, and both a first and a second electrode. The solid electrolyte exhibits oxide ion conductivity, and the first electrode is strategically positioned beneath the solid electrolyte, incorporating a porous material. The design of the first electrode features a singular oxygen diffusion path that overlaps with both the substrate and the solid electrolyte.

Career Highlights

Tokiharu Oyama is currently employed at Mitsui Mining & Smelting Company, Ltd. His work at this esteemed company has allowed him to focus on advancing technologies related to solid electrolytes and gas sensors. His innovative approach has garnered attention in the field, showcasing his expertise and dedication to research and development.

Collaborations

Oyama collaborates with talented coworkers, including Haruki Matsuo and Yuya Komori. Their combined efforts contribute to the advancement of technologies in their respective fields.

Conclusion

Tokiharu Oyama's contributions to the field of electrochemical elements and gas sensors highlight his innovative spirit and dedication to research. His patent for a solid electrolyte assembly demonstrates his ability to create impactful solutions in technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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